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【简答题】
在应用固体溶解度的概念时，必须注意以下四点：①指明______；②溶剂的质量一定是______；③溶液必须是______；④溶解度的单位是______．
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举一反三
【判断题】The thing the author likes about the Internet is that he is able to communicate with people all over the world.
A.
正确
B.
错误
【简答题】植物组织培养按培养基的物理状态分为()培养基和()培养基
【简答题】What is the thing the author complains about? There is something wrong with ? .
【单选题】What is the thing that the author uses to describe grammar?
A.
the road map
B.
an excellent car
C.
tree and flowers
【单选题】What is the thing the author loved most about Bill? Is the thing just a tremendous excitement?
A.
Bill's entrepreneurial spirit.
B.
Bill's tremendous excitement.
C.
Bill's love.
D.
Bill's enthusiasm.
【判断题】To the author, the best thing that shows how a man is full of contradictions is the matter of sleep.()
A.
正确
B.
错误
【单选题】What is the thing that the author uses to describe vocabulary?
A.
the road map
B.
a well-conditioned car
C.
tree and flowers
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